Thomas, Harry E., author
Prentice-Hall, 1970
Buku Referensi
edited by My T. Thai, Panos M. Pardalos
Springer, 2012
eBooks
Hozumi, Tamotsu, author
Asia/Pacific Cultural Nentre for Unesco (ACCU), 2006
Buku Teks
Hozumi, Tamotsu, author
Asia/Pasific Cultural Centre for Unesco (ACCU), 2006
Buku Referensi
Oxford University Press, 2014
Buku Teks